I am using a custom analyzer upgrading from Lucene 2.x.
Need to get more familiar with Lucene 3.0 behavior.
I think this is one of the upgrade pitfalls.

Thanks for the help!

Chris

Uwe Schindler wrote:
This problem occurs, if you have a Tokenizer or TokenFilter that produces new 
tokens but does not call clearAttributes(). What TokenStreams do you use in 
your analyzer?

If you not call clearAttributes() (see javadocs of Tokenizer!) whenever you 
produce new tokens (in any type of TokenStream), the positionIncrement is never 
reset back to 1 (and when in adiition the analyzer reuses the tokenstream, it 
is really never reset even across multiple documents). So whenever a stopword 
occurs it get larger...

-----
Uwe Schindler
H.-H.-Meier-Allee 63, D-28213 Bremen
http://www.thetaphi.de
eMail: u...@thetaphi.de


-----Original Message-----
From: Chris Lu [mailto:chris...@gmail.com]
Sent: Thursday, January 14, 2010 10:41 PM
To: java-user@lucene.apache.org
Subject: Re: IllegalArgumentException when IndexWriter.addDocument

Notes: I am using Lucene 3.0
Seems a integer overflow problem?

java.lang.IllegalArgumentException: Increment must be zero or
greater:
-472893952
 at

org.apache.lucene.analysis.tokenattributes.PositionIncrementAttributeIm
pl.setPositionIncrement(PositionIncrementAttributeImpl.java:58)
 at

org.apache.lucene.analysis.StopFilter.incrementToken(StopFilter.java:25
6)
 at

org.apache.lucene.index.DocInverterPerField.processFields(DocInverterPe
rField.java:188)
 at

org.apache.lucene.index.DocFieldProcessorPerThread.processDocument(DocF
ieldProcessorPerThread.java:246)
 at

org.apache.lucene.index.DocumentsWriter.updateDocument(DocumentsWriter.
java:774)
 at

org.apache.lucene.index.DocumentsWriter.addDocument(DocumentsWriter.jav
a:752)
 at

org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1931)
 at

org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1905)
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